He transparent head design allows you to see the dirt and impurities being cleaned, and directly see the entire cleaning process and effect. Great for extracting solutions from vehicles and living room upholstery. You can use it to clean stairs, car , carpets, furniture, seats, cushions and all other hard-to-reach places. Equipped with four sizes of PVC rubber adapters: a 32-to-35 adapter, a 35-to-32 adapter, an F-type connector and an L-type connector (these 4 types of connectors are not threaded, so they cannot be connected to hoses). Multiple accessories can meet more compatibility needs, you just need to confirm whether the size is compatible with your vacuum cleaner or carpet cleaning system before purchasing.